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i was just wondering how powerful the fan im attaching to my carbon filter has to be:?: i dont want to order one then realize it doesnt have enough power to suck LOTS of air through the filter:!: i am looking at a 4inch centrifugal fan that is made for high static pressure conditions, would...

if theirs a window open it, shut the blinds, cover the window with cardboard and duct tape so its air tight and light proof, cut a 6 inch round hole in the top corner of the cardboard on the same side as the open window, insert a 6 to 12 inch long section of 6 inch flex hose and attach your...

looking good i was just wondering if their is a reason that inline fan is so far away from the filter?? i would think your losing alot of suction action with that horseshoe you got going on. if it was me i would put the inline fan directly on the filter and have them both vertical in the back...

you can stand in their and breath really hard all day long just make shore you keep your head low.. lol just joking you tube co2 and a kid on their will show you how to do the yeast and sugar thing. he builds it for a fish tank but it works the same for plants

gem seeds put in rock wool under hum dome on heat pad on med setting. once 1/2 seeds are up and have first leaves out remove dome but keep in the tray over pad and use only water once you have a bunch of roots starting to poke through the rock wool then put it in your system on 1/4 strength...

my medical marijuana growers bible says fewer hours of light promotes females they suggest 14d 10 night after the 3rd set of leaves are present..i guess you could give it 24 hours until then.. i go with 18/6 myself but this is only my first try so i dont really no!!

dude you dont need the air stone to mist anything you can fill your res up so the roots are submerged in the water the air stone just provides oxygen that allows the roots to breath under water. the misting you are talking about is aeroponics not dwc, however you can root clones the way you...

you will probably notice your seedlings turn a light yellow if you dont give them any nutrients, because they are in water and can only grow on their stored energy which is limited because stored energy is only to get them through the soil however if they were in soil they would be just fine...

it wont burn the roots if you dont put it on them! my indoor medical growers bible says that is a known method